Countdown.js
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"use strict";
var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard");
var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
value: true
});
exports["default"] = void 0;
var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends"));
var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));
var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));
var _inherits2 = _interopRequireDefault(require("@babel/runtime/helpers/inherits"));
var _createSuper2 = _interopRequireDefault(require("@babel/runtime/helpers/createSuper"));
var React = _interopRequireWildcard(require("react"));
var _Statistic = _interopRequireDefault(require("./Statistic"));
var _utils = require("./utils");
var _reactNode = require("../_util/reactNode");
var REFRESH_INTERVAL = 1000 / 30;
function getTime(value) {
return new Date(value).getTime();
}
var Countdown = /*#__PURE__*/function (_React$Component) {
(0, _inherits2["default"])(Countdown, _React$Component);
var _super = (0, _createSuper2["default"])(Countdown);
function Countdown() {
var _this;
(0, _classCallCheck2["default"])(this, Countdown);
_this = _super.apply(this, arguments);
_this.syncTimer = function () {
var value = _this.props.value;
var timestamp = getTime(value);
if (timestamp >= Date.now()) {
_this.startTimer();
} else {
_this.stopTimer();
}
};
_this.startTimer = function () {
if (_this.countdownId) return;
_this.countdownId = window.setInterval(function () {
_this.forceUpdate();
}, REFRESH_INTERVAL);
};
_this.stopTimer = function () {
var _this$props = _this.props,
onFinish = _this$props.onFinish,
value = _this$props.value;
if (_this.countdownId) {
clearInterval(_this.countdownId);
_this.countdownId = undefined;
var timestamp = getTime(value);
if (onFinish && timestamp < Date.now()) {
onFinish();
}
}
};
_this.formatCountdown = function (value, config) {
var format = _this.props.format;
return (0, _utils.formatCountdown)(value, (0, _extends2["default"])((0, _extends2["default"])({}, config), {
format: format
}));
}; // Countdown do not need display the timestamp
_this.valueRender = function (node) {
return (0, _reactNode.cloneElement)(node, {
title: undefined
});
};
return _this;
}
(0, _createClass2["default"])(Countdown, [{
key: "componentDidMount",
value: function componentDidMount() {
this.syncTimer();
}
}, {
key: "componentDidUpdate",
value: function componentDidUpdate() {
this.syncTimer();
}
}, {
key: "componentWillUnmount",
value: function componentWillUnmount() {
this.stopTimer();
}
}, {
key: "render",
value: function render() {
return /*#__PURE__*/React.createElement(_Statistic["default"], (0, _extends2["default"])({
valueRender: this.valueRender
}, this.props, {
formatter: this.formatCountdown
}));
}
}]);
return Countdown;
}(React.Component);
Countdown.defaultProps = {
format: 'HH:mm:ss'
};
var _default = Countdown;
exports["default"] = _default;